<!DOCTYPE html>
<HTML>
   <HEAD>
   <SCRIPT language=Javascript>
   </SCRIPT>
   <style>
   </style>
 </HEAD>
   <BODY>
 
   <form [formGroup]="form01">
  
   <div class = "form-group">
      <label>Start Coordinate</label>
      <INPUT id="cStart" pattern="\d+" onkeypress="return isNumberKey(event)" type="number" name="cStart" value= "60853778" min="0"  class="form-control" required / > 
   </div>
	<div class = "form-group">
      <label>End Coordiante</label>
      <INPUT id="cStop"  pattern="\d+" onkeypress="return isNumberKey(event)" type="number" name="cStop" value= "60948071"  min="0"  class="form-control"  required />
	</div>
      <span class="error" aria-live="polite"></span>
	   <button  class="btn btn-default action-button" id = "submitByCoordinates" >Submit Parameters</button>
	</form>
	 
   </BODY>
 
</HTML>